GETIS, A. (2017). Introduction to geography. New Age International Publishers.
Lua i Stíl Chicago (17ú heag.)GETIS, Arthur. Introduction to Geography. New Age International Publishers, 2017.
Lua MLA (9ú heag.)GETIS, Arthur. Introduction to Geography. New Age International Publishers, 2017.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.